block: remove unused variable in bio_attempt_front_merge()

sector is never read inside the function.

Signed-off-by: Luca Tettamanti <kronos.it@gmail.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>

diff --git a/block/blk-core.c b/block/blk-core.c
index c8303e9d919da239ec5f04a43e11dbe1ceeef111..dd8ae71168c5d44722cc0ca38d153ca8fbdb2d75 100644 (file)
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1130,7 +1130,6 @@ static bool bio_attempt_front_merge(struct request_queue *q,
                                    struct request *req, struct bio *bio)
 {
        const int ff = bio->bi_rw & REQ_FAILFAST_MASK;
-       sector_t sector;
 
        if (!ll_front_merge_fn(q, req, bio))
                return false;
@@ -1140,8 +1139,6 @@ static bool bio_attempt_front_merge(struct request_queue *q,
        if ((req->cmd_flags & REQ_FAILFAST_MASK) != ff)
                blk_rq_set_mixed_merge(req);
 
-       sector = bio->bi_sector;
-
        bio->bi_next = req->bio;
        req->bio = bio;